diff options
| author |   Johannes Berg <johannes.berg@intel.com> | 2017-04-13 13:28:18 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2017-04-18 11:00:13 +0200 |
| commit | f64331d58045b05e5af581284884d5df9b26c031 (patch) | |
| tree | 0e125bb01289e9f2b5a474b095a1a95a7b55ac0d /net/mac80211/iface.c | |
| parent | nl80211: add request id in scheduled scan event messages (diff) | |
| download | linux-dev-f64331d58045b05e5af581284884d5df9b26c031.tar.xz linux-dev-f64331d58045b05e5af581284884d5df9b26c031.zip | |
mac80211: keep a separate list of monitor interfaces that are up
In addition to keeping monitor interfaces on the regular list of
interfaces, keep those that are up and not in cooked mode on a
separate list. This saves having to iterate all interfaces when
delivering to monitor interfaces.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/iface.c')
| -rw-r--r-- | net/mac80211/iface.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 40813dd3301c..02d4d6a29b75 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -676,7 +676,8 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) set_bit(SDATA_STATE_RUNNING, &sdata->state); - if (sdata->vif.type == NL80211_IFTYPE_WDS) { + switch (sdata->vif.type) { + case NL80211_IFTYPE_WDS: /* Create STA entry for the WDS peer */ sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr, GFP_KERNEL); @@ -697,8 +698,17 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) rate_control_rate_init(sta); netif_carrier_on(dev); - } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) { + break; + case NL80211_IFTYPE_P2P_DEVICE: rcu_assign_pointer(local->p2p_sdata, sdata); + break; + case NL80211_IFTYPE_MONITOR: + if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES) + break; + list_add_tail_rcu(&sdata->u.mntr.list, &local->mon_list); + break; + default: + break; } /* @@ -816,6 +826,11 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, case NL80211_IFTYPE_AP: cancel_work_sync(&sdata->u.ap.request_smps_work); break; + case NL80211_IFTYPE_MONITOR: + if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES) + break; + list_del_rcu(&sdata->u.mntr.list); + break; default: break; } |